bool
DeviceDescriptor::PutQNH(const AtmosphericPressure &value,
OperationEnvironment &env)
{
assert(InMainThread());
if (device == nullptr || settings_sent.CompareQNH(value) ||
!config.sync_to_device)
return true;
if (!Borrow())
/* TODO: postpone until the borrowed device has been returned */
return false;
ScopeReturnDevice restore(*this, env);
if (!device->PutQNH(value, env))
return false;
ScopeLock protect(device_blackboard->mutex);
NMEAInfo &basic = device_blackboard->SetRealState(index);
settings_sent.qnh = value;
settings_sent.qnh_available.Update(basic.clock);
return true;
}
bool
DeviceDescriptor::PutBallast(fixed fraction, fixed overload,
OperationEnvironment &env)
{
assert(InMainThread());
if (device == nullptr || !config.sync_to_device ||
(settings_sent.CompareBallastFraction(fraction) &&
settings_sent.CompareBallastOverload(overload)))
return true;
if (!Borrow())
/* TODO: postpone until the borrowed device has been returned */
return false;
ScopeReturnDevice restore(*this, env);
if (!device->PutBallast(fraction, overload, env))
return false;
ScopeLock protect(device_blackboard->mutex);
NMEAInfo &basic = device_blackboard->SetRealState(index);
settings_sent.ballast_fraction = fraction;
settings_sent.ballast_fraction_available.Update(basic.clock);
settings_sent.ballast_overload = overload;
settings_sent.ballast_overload_available.Update(basic.clock);
return true;
}
BigInt & BigInt::operator-=(BICR bi)
{
int borrow=0;
std::vector<int>::iterator it;
it=transform(bi.digits.begin(),bi.digits.end(),
digits.begin(),digits.begin(),SubWithBorrow(borrow));
transform(it,digits.end(),it,Borrow(borrow));
return *this;
}
bool
DeviceDescriptor::PutVolume(unsigned volume, OperationEnvironment &env)
{
assert(InMainThread());
if (device == nullptr || !config.sync_to_device)
return true;
if (!Borrow())
/* TODO: postpone until the borrowed device has been returned */
return false;
ScopeReturnDevice restore(*this, env);
return device->PutVolume(volume, env);
}
bool
DeviceDescriptor::PutStandbyFrequency(RadioFrequency frequency,
OperationEnvironment &env)
{
assert(InMainThread());
if (device == NULL || !config.sync_to_device)
return true;
if (!Borrow())
/* TODO: postpone until the borrowed device has been returned */
return false;
ScopeReturnDevice restore(*this, env);
return device->PutStandbyFrequency(frequency, env);
}
